List of Companies Using CircleCI
Prospecting companies using CircleCI? Here they are, biggest first, including Pinaki, Stash and Synack. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$10M - $25M
244
$666M
$250M - $500M
244
$108M
$250M - $500M
244
$1M - $10M
244
$100M - $250M
243
$1M - $10M
243
$1M - $10M
243
$352M
$100M - $250M
243
<$1M
243
$6.7M
$1M - $10M
243
$50M - $100M
243
$71M
$50M - $100M
243
$2.9M
$10M - $25M
243
$1B - $10B
243
$3M
$100M - $250M
243
$20M
$50M - $100M
242
$100M - $250M
242
$14M
$25M - $50M
242
$100M - $250M
242
$151M
$100M - $250M
242
$50M - $100M
242
$37M
$1M - $10M
242
$50M - $100M
242
$20K
$50M - $100M
241
$100M - $250M
241
$1M - $10M
241
$50M - $100M
241
$100M - $250M
241
$10M - $25M
241
$100M - $250M
241
$1M - $10M
241
$25M - $50M
241
$100M - $250M
241
$20M
$1B - $10B
240
$250M - $500M
240
$250M - $500M
240
$100M - $250M
240
$150M
$100M - $250M
240
$115M
$50M - $100M
240
$69M
$500M - $1B
240
$1M - $10M
240
$1M - $10M
239
$25M - $50M
239
$100M - $250M
239
$50M - $100M
239
$10M - $25M
238
$167M
$10M - $25M
238
$1M - $10M
238
$25M - $50M
238
$295K
$25M - $50M
238
$25M - $50M
237
$15K
$50M - $100M
237
$50M - $100M
237
$100M - $250M
237
$50M - $100M
237
$25M - $50M
237
$3M
$500M - $1B
237
$5.5M
$50M - $100M
237
$248M
$500M - $1B
236
$1M - $10M
236
$702M
$25M - $50M
236
$56M
$1M - $10M
236
$210M
$250M - $500M
236
$5.4M
$1M - $10M
236
$50M - $100M
236
$100M - $250M
236
$100M - $250M
235
$11M
$500M - $1B
235
$10M - $25M
235
$1.3M
$100M - $250M
235
$25M - $50M
235
$100M - $250M
235
$1M - $10M
234
$25M - $50M
234
$1M - $10M
234
$1M - $10M
234
$100M - $250M
234
$88M
$50M - $100M
234
$1M - $10M
234
$1M - $10M
234
$25M - $50M
233
$1B - $10B
233
$100M - $250M
233
$28M
$50M - $100M
233
$25M - $50M
233
$200K
$100M - $250M
233
$100M - $250M
233
$25M - $50M
232
$56M
$10M - $25M
232
$50M - $100M
232
$100M - $250M
232
$10M - $25M
231
$10M - $25M
231
$250M - $500M
231
$2M
$25M - $50M
231
$101M
$25M - $50M
231
$17M
$1M - $10M
231
$61M
$10M - $25M
231
$1M - $10M
231
$139M
$500M - $1B
231
About companies using CircleCI
Why target companies using CircleCI?
CircleCI is a DevOps & observability technology. These are the tools engineering teams build, ship and monitor with, and their users are buyers of developer tools, infrastructure and services. Companies on the list include Pinaki, Stash and Synack.
Which industries use CircleCI the most?
Among companies using CircleCI on LeadIQ, the most common industries are Software Development, IT Services and IT Consulting, Financial Services, Technology, Information and Internet, Insurance and Hospitals and Health Care. Narrow your list to the industry you sell into from there.
Where are companies using CircleCI located?
Companies using CircleCI are most often headquartered in the United States, the United Kingdom, Canada, France, India and Germany.
What other DevOps & observability technologies do companies use?
Prospecting the wider DevOps & observability space? Related technologies with their own company lists include GitHub, New Relic, Docker and Kubernetes.
How do I reach decision makers at companies using CircleCI?
Open a company to see its employee directory and email format, then use LeadIQ to get verified work emails and phone numbers for the people you want to reach and push them straight to your CRM or sequencer.
Insights based on LeadIQ data refreshed in September 2026.
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Top companies by employee count
Top companies in United States by employee countTop companies in United Kingdom by employee countTop companies in Canada by employee countTop companies in Germany by employee countTop companies in France by employee countTop companies in Australia by employee countTop companies in Netherlands by employee countTop companies in India by employee countTop companies in Spain by employee countTop companies in Switzerland by employee countTop companies in Sweden by employee countTop companies in Italy by employee countTop companies in Denmark by employee countTop companies in Brazil by employee countTop companies in Ireland by employee count
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